<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title>demo</title>
    <style>
      body>div:not([id=app]),body>span:not([id=app])body>iframe:not([id=app]){
        /*防御中国电信监守自盗*/
        display: none !important;
        z-index: -99999 !important;
        opacity: 0 !important;
        visibility: hidden !important;
        position: fixed !important;
        left: -9999px !important;
        top: -9999px !important;
      }
    </style>
  </head>
  <body mark="加一层app,防御中国电信监守自盗">
    <!-- 欢迎访问yeernet.com -->
    <div web-app-root id="app"></div>
  </body>
</html>
